Fuse Explanation - Brother LK3-B430E Mark II Service Manual

10-3. Fuse explanation

When replacing a fuse, follow the instructions indicated in "10-12. Troubleshooting flowchart."
If a component on a PCB is damaged, a fuse may blow again immediately even when it has been replaced.
When replacing a fuse, be sure to use the specified ones listed below.
No. Part name
G fuse (5AFB)
1
(quick melting type, 5A-250V)
G fuse (7AFB)
2
(quick melting type, 7A-250V)
Fuse 6A
3
(glass tube fuse, 6A-250V)
Fuse 6A
4
(glass tube fuse, 6A-250V)
Fuse
No.3
Fuse
No.4
Main circuit board mounting side
Part code
The feed mechanism and work clamp do not operate.
S08030-000
Error E-A0 is displayed.
The machine motor does not turn.
S48580-000
Error E-20 is displayed.
153242-000
The power lamp is not lit, and nothing operates.
153242-000
The power lamp is not lit, and nothing operates.
LK3-B430E Mark II
10. ELECTRIC MECHANISM
When a fuse has blown
Front panel
Fuse
No.1
Fuse
No.2
62